<template>
  <el-card class="filter-container" shadow="never">
    <div>
      <i class="el-icon-user"></i>
      <span>用户列表</span>
    </div>
  <div>
    <div style="margin: 10px 0">
      <el-input style="width: 200px" placeholder="请输入名称" suffix-icon="el-icon-search" v-model="username"></el-input>
      <el-input style="width: 200px" placeholder="请输入邮箱" suffix-icon="el-icon-message" class="ml-5" v-model="email"></el-input>
      <el-input style="width: 200px" placeholder="请输入地址" suffix-icon="el-icon-position" class="ml-5" v-model="detailAddress"></el-input>
      <el-button class="ml-5" type="primary" @click="load">搜索</el-button>
      <el-button class="ml-5" type="warning" @click="reset">重置</el-button>
    </div>
    <div style="margin: 10px 0">
      <el-button type="primary"@click="handleAdd">新增 <i class="el-icon-circle-plus-outline"></i></el-button>
      <el-popconfirm
          class="ml-5"
          confirm-button-text='确定'
          cancel-button-text='我再想想'
          icon="el-icon-info"
          icon-color="red"
          title="您确定批量删除这些数据吗？"
          @confirm="delBatch"
      >
        <el-button type="danger" slot="reference">批量删除 <i class="el-icon-remove-outline"></i></el-button>
      </el-popconfirm>
      <el-upload action="http://localhost:9090/user/import"
                 :show-file-list="false" accept="xlsx"
                 :on-success="handleExcelImportSuccess"
                 style="display: inline-block">
        <el-button type="primary" class="ml-5">导入 <i class="el-icon-bottom"></i></el-button>
      </el-upload>
      <el-button type="primary" class="ml-5" @click="exp">导出 <i class="el-icon-top"></i></el-button>
    </div>
    <el-table :data="tableData" border stripe :header-cell-class-name="headerBg" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55"></el-table-column>
      <el-table-column prop="id" label="ID" width="80"></el-table-column>
      <el-table-column prop="username" label="用户名" width="140"></el-table-column>
      <el-table-column prop="role" label="角色"></el-table-column>
      <el-table-column prop="nickname" label="昵称" width="120"></el-table-column>
      <el-table-column prop="email" label="邮箱"></el-table-column>
      <el-table-column prop="phone" label="电话"></el-table-column>
      <el-table-column prop="postCode" label="邮政编号"></el-table-column>
      <el-table-column prop="province" label="省"></el-table-column>
      <el-table-column prop="city" label="市"></el-table-column>
      <el-table-column prop="region" label="区"></el-table-column>
      <el-table-column prop="detailAddress" label="详细地址"></el-table-column>
      <el-table-column label="操作"  width="200" align="center">
        <template slot-scope="scope">
          <el-button type="success" @click="handleEdit(scope.row)">编辑 <i class="el-icon-edit"></i></el-button>
          <el-popconfirm
              class="ml-5"
              confirm-button-text='确定'
              cancel-button-text='我再想想'
              icon="el-icon-info"
              icon-color="red"
              title="您确定删除吗？"
              @confirm="del(scope.row.id)"
          >
            <el-button type="danger" slot="reference">删除 <i class="el-icon-remove-outline"></i></el-button>
          </el-popconfirm>
        </template>
      </el-table-column>
    </el-table>
    <div style="padding: 10px 0">
      <el-pagination
          @size-change="handleSizeChange"
          @current-change="handleCurrentChange"
          :current-page="pageNum"
          :page-sizes="[2, 5, 10, 20]"
          :page-size="pageSize"
          layout="total, sizes, prev, pager, next, jumper"
          :total="total">
      </el-pagination>
    </div>
    <el-dialog title="用户信息" :visible.sync="dialogFormVisible" width="30%" >
      <el-form label-width="80px" size="small">
        <el-form-item label="用户名">
          <el-input v-model="form.username" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="角色">
          <el-select clearable v-model="form.role" placeholder="请选择角色" style="width: 100%">
            <el-option v-for="item in roles" :key="item.name" :label="item.name" :value="item.flag"></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="昵称">
          <el-input v-model="form.nickname" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="邮箱">
          <el-input v-model="form.email" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="电话">
          <el-input v-model="form.phone" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="邮政编码">
          <el-input v-model="form.postCode" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="省">
          <el-input v-model="form.province" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="市">
          <el-input v-model="form.city" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="区">
          <el-input v-model="form.region" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="地址">
          <el-input v-model="form.detailAddress" autocomplete="off"></el-input>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click="dialogFormVisible = false">取 消</el-button>
        <el-button type="primary" @click="save">确 定</el-button>
      </div>
    </el-dialog>
  </div>
  </el-card>
</template>

<script>
import request from "@/utils/request";

export default {
  name: "User",
  data() {
    return {
      tableData: [],
      form: {
        username: '',
        nickname: '',
        email: '',
        phone: '',
        detailAddress: '',
        postCode: '',
        province: '',
        city: '',
        region: '',
      },
      multipleSelection: [],
      roles:[],
      total: 0,
      pageNum: 1,
      pageSize: 5,
      username: "",
      email: "",
      detailAddress: "",
      postCode: '',
      province: '',
      city: '',
      region: '',
      dialogFormVisible: false,
      collapseBtnClass: 'el-icon-s-fold',
      isCollapse: false,
      sideWidth: 200,
      logoTextShow: true,
      headerBg: 'headerBg'
    }
  },
  created() {
    // 请求分页查询数据
    this.load()
  },
  methods:{
    handleAdd(){
      this.dialogFormVisible = true
      this.form = {
        username: '',
        nickname: '',
        email: '',
        phone: '',
        detailAddress: ''
      }
    },
    handleEdit(row){
      this.form = JSON.parse(JSON.stringify(row))//解决编辑未确认就改变
      this.dialogFormVisible = true
      //  赋予+打开弹窗
    },
    del(id){
      request.delete('/user/'+id).then(res => {
        if(res){
          this.$message.success('删除成功')
          this.load()
        }else{
          this.$message.error('删除失败')
        }
      })
    },
    delBatch() {
      let ids = this.multipleSelection.map(v => v.id)  // [{}, {}, {}] => [1,2,3]
      request.post("/user/del/batch", ids).then(res => {
        if (res) {
          this.$message.success("批量删除成功")
          this.load()
        } else {
          this.$message.error("批量删除失败")
        }
      })
    },
    reset(){
      this.username = ""
      this.email = ""
      this.detailAddress = ""
      this.load()
    },
    handleSelectionChange(val) {
      this.multipleSelection = val
    },
    load() {
      this.request.get("user/page", {
        params: {
          pageNum: this.pageNum,
          pageSize: this.pageSize,
          username: this.username,
          email: this.email,
          detailAddress: this.detailAddress
        }
      }).then(res => {
        console.log(res)
        //解析res中数据
        this.tableData = res.records
        this.total = res.total
      })

      this.request.get("/role").then(res => {
        this.roles = res.data
      })
    },
    save(){
      this.request.post("/user", this.form).then(res => {
        if(res){
          this.$message.success("保存成功")
          this.dialogFormVisible = false
          this.load()
        }else{
          this.$message.error("保存失败")
        }
      })
    },
    handleSizeChange(pageSize) {
      console.log(pageSize)
      this.pageSize = pageSize
      this.load()
    },
    handleCurrentChange(pageNum) {
      console.log(pageNum)
      this.pageNum = pageNum
      this.load()
    },
    handleExcelImportSuccess() {
      this.$message.success("导入成功")
      this.load()
    },
    exp(){
      window.open("http://localhost:9090/user/export")
    }
  }

}
</script>

<style>
.headerBg {
  background: #eee!important;
}
</style>